Space - communication with alien beings
By: Everett Hafner.
Contributors: Canadian Broadcasting Corporation.
Series: CBC learning system. Audiotape ; 198
Publisher: Canadian Broadcasting Corporation
Published: 1972
Place of publication: [Toronto]
Language: eng
Subjects: Outer space -- Exploration.; Space probes -- Communication.
Notes: One tape, 30 minutes long. Everett Hafner talks about theories of communication with intelligent beings in outer space.

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[sound recording]